Proteins in solution (VIDEO) Washington University in St. Louis This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption Using dark-field microscopy, researchers tracked the motion of proteins in solution. They find clusters of proteins in solution are in low abundance overall. Credit WashU/Max Planck Institute of Molecular Cell Biology and Genetics Usage Restrictions Use allowed with full attribution License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.